# import time
# import math
# from string import Template
#
# print(max(1, 2, 4, 5))
# print(min(6, 7, 8, 9))
# print(sum((2, 3, 4)))
# print(abs(-10))
# print(round(3.14, 1))
# print(10, -10)
# print(pow(2, 3))
# print(divmod(10, 3))
# print(bin(10))
# print(hex(10))
# print(oct(10))
#
# print(math.e)
# print(math.pi)
#
# print("Hello \r World!")
# print("Hello \t World!")
# print("Hello \v World!")
# print("Hello \f World!")
#
# for i in range(101):
#     print("\r{:3}%".format(i), end=' ')
#     time.sleep(0.05)
# print("\n")
# name = 'xuyuan'
# age = 26
# print("My name is %s and I am %d years old." % (name, age))
# print("My name is {} and I am {} years old.".format(name, age))
# print(f"My name is {name} and I am {age} years old.")
#
# t = Template("My name is $name and I am $age years old.")
# print(t.substitute(name="xuyuan", age=26))
# print('xuyuan'.center(20, '-'))

# print("XUYUAN".capitalize())

# arr = tuple([1, 2, 3, 4, 5])

# !/usr/bin/python3

count = 0
while count < 5:
    print(count, " 小于 5")
    count = count + 1
else:
    print(count, " 大于或等于 5")